Release Date: 16th February 2010

The Adobe Reader and Acrobat Acrobat 9.3.1 and 8.2.1 release is a security update that addresses critical security vulnerabilities. Please see Security Bulletin APSB10-07 for details. Adobe recommends that you install the latest applicable updates.

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 Products

• Adobe Reader 9.3.1
• Adobe Reader 9.3.1 MUI
• Adobe Acrobat 9.3.1 Pro
• Adobe Acrobat 9.3.1 Standard
• Adobe Acrobat 9.3.1 Pro Extended
• Adobe Reader 8.2.1
• Adobe Acrobat 8.2.1 Professional
• Adobe Acrobat 8.2.1 Standard
• Adobe Acrobat 3D 8.2.1

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Distribution Methods

Note: This Update can be applied to Adobe Reader and Acrobat versions 9.3 and 8.2 on Windows & Macintosh. Full Adobe Reader 9.3.1 installers are available for Linux and Solaris platforms.  

• Update via the automatic product update system (Windows and Macintosh Only).
• Manually download the Incremental update for Adobe Reader and Acrobat 9.3.1 and 8.2.1 (Windows and Macintosh) from Adobe support.
• For more information regarding enterprise Administrative Install Point (AIP) installations, please click here.
• Full Adobe 9.3.1 installers for Linux and Solaris are available from FTP Servers.  

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Requirements

Adobe Reader 9.3.1 (Windows)

• Intel® 1.3 GHz processor or equivalent
• Microsoft® Windows® 2000 with Service Pack 4, Windows Server® 2003, 2008 and 2008 R2; Windows XP® Professional, Home Edition, or Tablet PC Edition with Service Pack 2 or 3 (32-bit and 64-bit); Windows Vista® Home Basic, Home Premium, Business, Ultimate, or Enterprise Service Pack 1 or 2 (32-bit and 64-bit), Microsoft Windows 7 Starter, Home Premium, Professional, Ultimate or Enterprise (32-bit and 64-bit) 
• 128MB of RAM (256MB recommended)
• 335MB of available hard disk space(additional space required for installation) 
• Microsoft® Internet Explorer 6.0, 6.0 with Service Pack 1, 7.0 or 8.0; Firefox 2.0, 3.0 or 3.5

Adobe Reader 9.3.1 (Macintosh)

• PowerPC® G4, G5 or Intel® processor
• PPC: Mac OS X v10.4.11–10.5.8. Intel: Mac OS X v10.4.11–10.6
• 128MB of RAM (256MB recommended)
• 405MB of available hard-disk space(additional space required for installation) 
• Safari® 3.0.4 or later

Adobe Reader 9.3.1 MUI (Windows)

•  Intel 1.3 GHz processor or equivalent 
• Microsoft Windows 2000 with Service Pack 4, Windows Server 2003, 2008 and 2008 R2 (32-bit and 64-bit); Windows XP Professional, Home Edition, or Tablet PC Edition with Service Pack 2 or 3 (32-bit and 64-bit); Windows Vista® Home Basic, Home Premium, Business, Ultimate, or Enterprise Service Pack 1 or 2 (32-bit and 64-bit), Microsoft Windows 7 Starter, Home Premium, Professional or Ultimate or Enterprise (32-bit and 64-bit) 
• 128MB of RAM (256MB recommended) 
• 335MB of available hard disk space (additional space required for installation) 
• Microsoft Internet Explorer 6.0, 6.0 with Service Pack 1, 7.0 or 8.0; Firefox 2.0, 3.0 or 3.5  

Adobe Reader 9.3.1 (Linux)

• 32-bit Intel® Pentium® processor or equivalent
• Red Hat® Linux WS 5, SUSE® Linux Enterprise Desktop (SLED) 10 SP2 or Ubuntu 7.10
• GNOME or KDE Desktop Environment
• 512MB of RAM (1GB recommended)
• 150MB of available hard-disk space (additional 75MB required for all supported font packs)
• GTK+ (GIMP Toolkit) user interface library, version 2.6 or later
• Firefox 2.0 or later
• OpenLDAP and CUPS libraries

Adobe Reader 9.3.1 (Solaris)

• 32-bit Intel® Pentium® processor or equivalent
• Solaris 10 u5 or OpenSolaris 2008.11
• GNOME or KDE Desktop Environment (GNOME only for Solaris 10)
• 512MB of RAM (1GB recommended)
• 200MB of available hard-disk space (additional 75MB required for all supported font packs)
• GTK+ (GIMP Toolkit) user interface library, version 2.6 or later (on Solaris 10; also works with GTK 2.4.9)
• Firefox 2.0 or later
• OpenLDAP and CUPS libraries

Adobe Acrobat 9.3.1 Pro, Standard and Pro Extended (Windows)

• Intel® 1.3 GHz processor or equivalent
• Microsoft Windows XP Home, Professional, or Tablet PC Edition with Service Pack 2 or 3 (32-bit and 64-bit); Windows Server 2003 (with Service Pack 2 for 64-bit); Windows Vista® Home Basic, Home Premium, Business, Ultimate, or Enterprise with Service Pack 1 or 2 (32-bit and 64-bit), Microsoft Windows Server 2008 or 2008 R2; Microsoft Windows 7 Starter, Home Premium, Professional, Ultimate or Enterprise (32-bit or 64-bit) 
• 256 MB of installed RAM (512 MB recommended)
• 2.14 GB of available hard-disk space 
• 1024 x 768 screen resolution
• Microsoft Internet Explorer 6.0, 6.0 with Service Pack 1, 7.0, or 8.0; Firefox 2.0, 3.0 or 3.5 
• Video hardware acceleration(optional)

Adobe Acrobat 9.3.1 Pro (Macintosh)

• PowerPC® G4, G5 or  Intel® processors
• PPC: Mac OS X v10.4.11–10.5.8. Intel: Mac OS X v10.4.11–10.6 
• 256 MB of installed RAM (512 MB recommended)
• 1.42 GB of available hard-disk space 
• 1024 x 768 screen resolution
• Safari® 3.0.4 or above

Adobe Reader 8.2.1 (Windows)

• Intel® Pentium® III or equivalent 
• Microsoft Windows 2000 with Service Pack 4; Windows Server 2003 (32-bit or 64-bit editions) with Service Pack 1; Windows XP Professional, Home, Tablet PC (32-bit or 64-bit editions with Service Pack 2 or 3; Windows Vista Home Basic, Home Premium, Ultimate, Business, or Enterprise with Service Pack 1 or 2 (32-bit or 64-bit editions) 
• 128MB of RAM (256MB recommended for complex forms or large documents)
• 170MB of available hard-disk space
• Microsoft Internet Explorer 6.0 or 7.0, Firefox 1.5 or 2.0, Mozilla 1.7, AOL 9

Adobe Reader 8.2.1 (Macintosh)

• PowerPC® G3, G4, G5 or Intel® processor
• Mac OS X v10.4.11–10.5.5
• 128MB of RAM (256MB recommended for complex forms or large documents)
• 170MB of available hard-disk space
• Safari (Shipping with supported OS) 

Adobe Acrobat 8.2.1 Professional, Standard and 3D (Windows)

• Intel® Pentium® III processor or equivalent
• Microsoft Windows 2000 with Service Pack 4; Windows Server 2003 (32-bit or 64-bit editions) with Service Pack 1; Windows XP Professional, Home, Tablet PC(32-bit or 64-bit editions) with Service Pack 2 or 3; or Windows Vista Home Basic, Home Premium, Ultimate, Business, or Enterprise with Service Pack 1 or 2 (32-bit or 64-bit editions)
• Microsoft® Internet Explorer 6 or 7
• 512MB of RAM (1GB recommended)
• Professional: 860MB of available hard-disk space; cache for optional installation files (recommended) requires an additional 460MB of available hard-disk space
• Standard: 490MB of available hard-disk space; cache for optional installation files (recommended) requires an additional 280MB of hard-disk space
• 3D: 1.6 GB of  available hard-disk space (include cache for optional installation files)
• 1,024x768 screen resolution
• Internet or phone connection required for product activation

Adobe Acrobat 8.2.1 Professional (Macintosh)

• PowerPC® G3, G4, G5, or Intel® processors
• Mac OS X v10.4.11–10.5.5
• 256MB of RAM (512MB recommended)
• 1,060MB of available hard-disk space
• 1,024x768 screen resolution 

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Languages

Adobe Reader 9.3.1 (Windows), Adobe Acrobat 9.3.1 Professional (Windows), Adobe Acrobat 9.3.1 Standard (Windows) 

• English, French, German, Japanese, Spanish, Italian, Dutch, Brazilian Portuguese, Swedish, Danish, Finnish, Norwegian, Chinese Simplified, Chinese Traditional, Korean, Czech, Hungarian, Polish, Slovak, Romanian, Ukrainian, Russian, Turkish, Bulgarian, Croatian, Slovenian, Estonian, Latvian and Lithuanian (Reader also includes Catalan and Basque)

Adobe Reader 9.3.1 MUI

• English, French, German, Japanese, Spanish, Italian, Dutch, Brazilian Portuguese, Swedish, Danish, Finnish, Norwegian, Chinese Simplified, Chinese Traditional, Korean 

Adobe Reader 9.3.1 (Macintosh), Adobe Acrobat 9.3.1 Professional (Macintosh)

• English, French, German, Japanese, Spanish, Italian, Dutch, Brazilian Portuguese, Swedish, Danish, Finnish, Norwegian, Chinese Simplified, Chinese Traditional, Korean, Czech, Hungarian, Polish, Romanian, Ukrainian, Russian and Turkish 

Adobe Acrobat 9.3.1 Pro Extended (Windows)

• Brazilian Portuguese, Danish, Dutch, English, Finnish, French, German, Italian, Japanese, Norwegian, Spanish, and Swedish

Adobe Reader 9.3.1 (Linux), Adobe Reader 9.3.1 (Solaris)

• English, French, German and Japanese

Adobe Reader 8.2.1 (Windows), Adobe Acrobat 8.2.1 Professional (Windows), Adobe Acrobat 8.2.1 Standard (Windows)

• English, French, German, Japanese, Danish, Dutch, Norwegian, Swedish, Finnish, Spanish, Italian, Brazilian Portuguese, Chinese Simplified, Chinese Traditional and Korean

Adobe Reader 8.2.1 (Macintosh), Adobe Acrobat 8.2.1 Professional (Macintosh)

• English, French, German, Japanese, Danish, Dutch, Norwegian, Swedish, Finnish, Spanish, Italian, Brazilian Portuguese, Chinese Simplified, Chinese Traditional and Korean 

Adobe Acrobat 3D 8.2.1 (Windows)

• English, French, German and Japanese 

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Security

See the Adobe Security Bulletin APSB10-07 concerning this issue.

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